Home / 127,790.46-176,349.96-71,202.24

Finding the Fourth Proportional to 127,790.46, 176,349.96 and 71,202.24

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Solution

The fourth proportional to 127,790.46, 176,349.96 and 71,202.24 is: 98,258.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,790.46 : 176,349.96 = 71,202.24 : x
  2. Step 2: Convert to fraction form
    127,790.46/176,349.96 = 71,202.24/x
  3. Step 3: Cross multiply
    127,790.46x = 176,349.96 × 71,202.24
  4. Step 4: Simplify right side
    127,790.46x = 12,556,512,175.91
  5. Step 5: Solve for x
    x = 12,556,512,175.91/127,790.46
  6. Step 6: Final answer
    x = 98,258.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.